Pavan and Magalhaes in Pavan, 1950 D. neosignata - Kumar and Gupta, 1988 D. neotestacea - Grimaldi, James and Jaenike, 1992 D. neotrapezifrons - Ranganath, Krishnamurthy and Hegde, 1983 D. neoyanayuyu - Guillin and Rafael, 2017 D. nepalensis - Okada, 1955 D. nesiota - Wheeler and Takada in Wheeler et al., 1962 D. nesoetes - Bock and Wheeler, 1972 D. neutralis - Hardy, 1965 D. ngemba - Tsacas, 1980 D. nigella - Hardy, 1965 D. nigra - Grimshaw, 1901 D. nigrasplendens - Pipkin, 1964 D. nigrialata - Takada, Momma and Shima, 1973 D. nigribasis - Hardy, 1969 D. nigriceps - Meigen, 1838 D. nigricincta - Frota-Pessoa, 1954 D. nigricruria - Patterson and Mainland in Patterson, 1943 D. nigriculter - Okada, 1988 D. nigridentata - Watabe, Toda and Peng in Zhang, Toda and Watabe, 1995 D. nigrifemur - Duda, 1927 D. nigrilineata - Angus, 1967 D. nigripalpus - Hardy, 1965 D. nigritarsus - Hardy, 1965 D. nigrocirrus - Hardy, 1965 D. nigrodigita - (Lin and Ting, 1971) D. nigrodumosa - Wasserman and Fontdevila in Fontdevila et al., 1990 D. nigrodunni - Heed and Wheeler, 1957 D. nigrohydei - Patterson and Wheeler, 1942 D. nigromaculata - Kikkawa and Peng, 1938 D. nigromelanica - Patterson and Wheeler, 1942 D. nigropleuralis - Takada, Momma and Shima, 1973 D. nigropolita - Hardy, 1965 D. nigrosaltans - Magalhaes, 1962 D. nigrosparsa - Strobl, 1898 D. nigrospinipes - Grimaldi & Jones, 2020 D. nigrospiracula - Patterson and Wheeler, 1942 D. nigua - Cabezas, Llangari and Rafael, 2015 D. nikananu - Burla, 1954 D. nina - Cabezas and Rafael, 2015 D. ninarumi - Vela and Rafael, 2005 D. nitida - Tsacas and Chassagnard, 1994 D. nitidapex - Bigot, 1891 D. niveifrons - Okada and Carson, 1982 D. nixifrons - Tan, Hsu and Sheng, 1949 D. nodosa - Duda, 1926 D. notostriata - Okada, 1966 D. novamexicana - Patterson, 1941 D. novaspinofera - Gupta and Singh, 1979 D. novazonata - Gupta and Dwivedi, 1980 D. novemaristata - Dobzhansky and Pavan, 1943 D. novitskii - Sulerud and Miller, 1966 D. nubiluna - Wheeler, 1949 D. nukea - Magnacca in Magnacca and Price, 2012 D. nullilineata - Zhang and Toda, 1988 D. nutrita - Duda, 1935 D. nyinyii - Toda, 1991 O D. oahuensis - rimshaw, 1901 D. obatai - Hardy and Kaneshiro, 1972 D. obscura - Fallen, 1823 D. obscurata - de Meijere, 1911 D. obscuricolor - Duda, 1927 D.